답안 #49039 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
49039	2018-05-21T13:18:29 Z	polyfish	전선 연결 (IOI17_wiring)	C++14	100 / 100	105 ms	104012 KB

wiring

#include <bits/stdc++.h>

using namespace std;

typedef pair<int,bool> pie;

const bool BLUE = true, RED = false;
const int max_n = 200 * 1000; // TO BE DETERMINED

vector<pie> points;
long long d[max_n + 1], ps[max_n + 1];
int head[max_n], cnt[max_n];

long long val(int l, int r) {
	int m = head[r], x = r+1 - m, y = m - l;
	long long res = (ps[r+1] - ps[m]) - (ps[m] - ps[l]);
	if (x > y) res -= (long long)(x-y) * points[m-1].first;
	if (x < y) res += (long long)(y-x) * points[m].first;
	return res;
}

long long min_total_length (vector <int> red, vector <int> blue) {
	int n = blue.size(), m = red.size();
	for (int i = 0; i < n; i++) points.push_back(pie(blue[i], BLUE));
	for (int i = 0; i < m; i++) points.push_back(pie(red[i], RED));
	sort (points.begin(), points.end());

	n = points.size();
	for (int i = 1; i <= n; i++) ps[i] = ps[i-1] + points[i-1].first;

	long long *d = &(::d[1]);
	memset(d, 50, sizeof(long long) * n);

	for (int i = 1; i < n; i++) {
		head[i] = head[i-1];
		if (points[i].second != points[i-1].second) {
			int prev = head[i];
			head[i] = i;
			d[i] = d[i-1] + val(i-1, i);
			cnt[i] = 1;
			for (int j = prev; j < i; j++)
				if (d[i] > d[j-1] + val(j, i))
					cnt[i] = i - j, d[i] = d[j-1] + val(j, i);
		}
		else if (head[i] > 0) {
			cnt[i] = cnt[i-1];
			int j = head[i] - cnt[i];
			if (cnt[i-1] == i - head[i])
				if (j > head[j] && d[j-1] + val(j, i) > d[j-2] + val(j-1, i))
					cnt[i]++, j--;
			d[i] = min(d[j], d[j-1]) + val(j, i);
		}
	}
	return d[n-1];
}

Subtask #1
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	496 KB	Output is correct
3	Correct	2 ms	496 KB	Output is correct
4	Correct	2 ms	496 KB	Output is correct
5	Correct	3 ms	588 KB	Output is correct
6	Correct	3 ms	588 KB	Output is correct
7	Correct	2 ms	588 KB	Output is correct
8	Correct	2 ms	588 KB	Output is correct
9	Correct	2 ms	588 KB	Output is correct
10	Correct	2 ms	676 KB	Output is correct
11	Correct	2 ms	676 KB	Output is correct
12	Correct	2 ms	676 KB	Output is correct
13	Correct	2 ms	676 KB	Output is correct
14	Correct	3 ms	784 KB	Output is correct
15	Correct	3 ms	784 KB	Output is correct
16	Correct	3 ms	784 KB	Output is correct

Subtask #2
13.0 / 13.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	784 KB	Output is correct
2	Correct	3 ms	784 KB	Output is correct
3	Correct	50 ms	7788 KB	Output is correct
4	Correct	43 ms	9180 KB	Output is correct
5	Correct	48 ms	10788 KB	Output is correct
6	Correct	85 ms	14672 KB	Output is correct
7	Correct	54 ms	16488 KB	Output is correct
8	Correct	51 ms	18440 KB	Output is correct
9	Correct	55 ms	20368 KB	Output is correct

Subtask #3
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	20368 KB	Output is correct
2	Correct	3 ms	20368 KB	Output is correct
3	Correct	77 ms	22784 KB	Output is correct
4	Correct	74 ms	24408 KB	Output is correct
5	Correct	2 ms	24408 KB	Output is correct
6	Correct	2 ms	24408 KB	Output is correct
7	Correct	3 ms	24408 KB	Output is correct
8	Correct	3 ms	24408 KB	Output is correct
9	Correct	2 ms	24408 KB	Output is correct
10	Correct	2 ms	24408 KB	Output is correct
11	Correct	3 ms	24408 KB	Output is correct
12	Correct	3 ms	24408 KB	Output is correct
13	Correct	2 ms	24408 KB	Output is correct
14	Correct	2 ms	24408 KB	Output is correct
15	Correct	3 ms	24408 KB	Output is correct
16	Correct	2 ms	24408 KB	Output is correct
17	Correct	2 ms	24408 KB	Output is correct
18	Correct	65 ms	26344 KB	Output is correct
19	Correct	78 ms	28404 KB	Output is correct
20	Correct	79 ms	30332 KB	Output is correct
21	Correct	75 ms	32152 KB	Output is correct
22	Correct	105 ms	34092 KB	Output is correct
23	Correct	77 ms	36012 KB	Output is correct
24	Correct	81 ms	38052 KB	Output is correct

Subtask #4
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	38052 KB	Output is correct
2	Correct	60 ms	39256 KB	Output is correct
3	Correct	66 ms	40556 KB	Output is correct
4	Correct	58 ms	41824 KB	Output is correct
5	Correct	68 ms	43092 KB	Output is correct
6	Correct	3 ms	43092 KB	Output is correct
7	Correct	2 ms	43092 KB	Output is correct
8	Correct	2 ms	43092 KB	Output is correct
9	Correct	3 ms	43092 KB	Output is correct
10	Correct	2 ms	43092 KB	Output is correct
11	Correct	2 ms	43092 KB	Output is correct
12	Correct	2 ms	43092 KB	Output is correct
13	Correct	2 ms	43092 KB	Output is correct
14	Correct	2 ms	43092 KB	Output is correct
15	Correct	2 ms	43092 KB	Output is correct
16	Correct	2 ms	43092 KB	Output is correct
17	Correct	2 ms	43092 KB	Output is correct
18	Correct	46 ms	44308 KB	Output is correct
19	Correct	55 ms	45696 KB	Output is correct
20	Correct	59 ms	46972 KB	Output is correct
21	Correct	52 ms	48104 KB	Output is correct
22	Correct	53 ms	49236 KB	Output is correct
23	Correct	40 ms	50384 KB	Output is correct
24	Correct	50 ms	51772 KB	Output is correct

Subtask #5
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	496 KB	Output is correct
3	Correct	2 ms	496 KB	Output is correct
4	Correct	2 ms	496 KB	Output is correct
5	Correct	3 ms	588 KB	Output is correct
6	Correct	3 ms	588 KB	Output is correct
7	Correct	2 ms	588 KB	Output is correct
8	Correct	2 ms	588 KB	Output is correct
9	Correct	2 ms	588 KB	Output is correct
10	Correct	2 ms	676 KB	Output is correct
11	Correct	2 ms	676 KB	Output is correct
12	Correct	2 ms	676 KB	Output is correct
13	Correct	2 ms	676 KB	Output is correct
14	Correct	3 ms	784 KB	Output is correct
15	Correct	3 ms	784 KB	Output is correct
16	Correct	3 ms	784 KB	Output is correct
17	Correct	3 ms	784 KB	Output is correct
18	Correct	3 ms	784 KB	Output is correct
19	Correct	50 ms	7788 KB	Output is correct
20	Correct	43 ms	9180 KB	Output is correct
21	Correct	48 ms	10788 KB	Output is correct
22	Correct	85 ms	14672 KB	Output is correct
23	Correct	54 ms	16488 KB	Output is correct
24	Correct	51 ms	18440 KB	Output is correct
25	Correct	55 ms	20368 KB	Output is correct
26	Correct	2 ms	20368 KB	Output is correct
27	Correct	3 ms	20368 KB	Output is correct
28	Correct	77 ms	22784 KB	Output is correct
29	Correct	74 ms	24408 KB	Output is correct
30	Correct	2 ms	24408 KB	Output is correct
31	Correct	2 ms	24408 KB	Output is correct
32	Correct	3 ms	24408 KB	Output is correct
33	Correct	3 ms	24408 KB	Output is correct
34	Correct	2 ms	24408 KB	Output is correct
35	Correct	2 ms	24408 KB	Output is correct
36	Correct	3 ms	24408 KB	Output is correct
37	Correct	3 ms	24408 KB	Output is correct
38	Correct	2 ms	24408 KB	Output is correct
39	Correct	2 ms	24408 KB	Output is correct
40	Correct	3 ms	24408 KB	Output is correct
41	Correct	2 ms	24408 KB	Output is correct
42	Correct	2 ms	24408 KB	Output is correct
43	Correct	65 ms	26344 KB	Output is correct
44	Correct	78 ms	28404 KB	Output is correct
45	Correct	79 ms	30332 KB	Output is correct
46	Correct	75 ms	32152 KB	Output is correct
47	Correct	105 ms	34092 KB	Output is correct
48	Correct	77 ms	36012 KB	Output is correct
49	Correct	81 ms	38052 KB	Output is correct
50	Correct	3 ms	38052 KB	Output is correct
51	Correct	60 ms	39256 KB	Output is correct
52	Correct	66 ms	40556 KB	Output is correct
53	Correct	58 ms	41824 KB	Output is correct
54	Correct	68 ms	43092 KB	Output is correct
55	Correct	3 ms	43092 KB	Output is correct
56	Correct	2 ms	43092 KB	Output is correct
57	Correct	2 ms	43092 KB	Output is correct
58	Correct	3 ms	43092 KB	Output is correct
59	Correct	2 ms	43092 KB	Output is correct
60	Correct	2 ms	43092 KB	Output is correct
61	Correct	2 ms	43092 KB	Output is correct
62	Correct	2 ms	43092 KB	Output is correct
63	Correct	2 ms	43092 KB	Output is correct
64	Correct	2 ms	43092 KB	Output is correct
65	Correct	2 ms	43092 KB	Output is correct
66	Correct	2 ms	43092 KB	Output is correct
67	Correct	46 ms	44308 KB	Output is correct
68	Correct	55 ms	45696 KB	Output is correct
69	Correct	59 ms	46972 KB	Output is correct
70	Correct	52 ms	48104 KB	Output is correct
71	Correct	53 ms	49236 KB	Output is correct
72	Correct	40 ms	50384 KB	Output is correct
73	Correct	50 ms	51772 KB	Output is correct
74	Correct	75 ms	53544 KB	Output is correct
75	Correct	60 ms	55264 KB	Output is correct
76	Correct	63 ms	57168 KB	Output is correct
77	Correct	67 ms	58716 KB	Output is correct
78	Correct	53 ms	60248 KB	Output is correct
79	Correct	94 ms	61676 KB	Output is correct
80	Correct	52 ms	62600 KB	Output is correct
81	Correct	48 ms	63948 KB	Output is correct
82	Correct	58 ms	65400 KB	Output is correct
83	Correct	44 ms	67036 KB	Output is correct
84	Correct	54 ms	68884 KB	Output is correct
85	Correct	66 ms	71124 KB	Output is correct
86	Correct	65 ms	72860 KB	Output is correct
87	Correct	61 ms	74952 KB	Output is correct
88	Correct	61 ms	76764 KB	Output is correct
89	Correct	67 ms	78816 KB	Output is correct
90	Correct	58 ms	80700 KB	Output is correct
91	Correct	54 ms	82456 KB	Output is correct
92	Correct	77 ms	84648 KB	Output is correct
93	Correct	62 ms	86456 KB	Output is correct
94	Correct	71 ms	88652 KB	Output is correct
95	Correct	66 ms	90476 KB	Output is correct
96	Correct	59 ms	92276 KB	Output is correct
97	Correct	56 ms	94080 KB	Output is correct
98	Correct	90 ms	96140 KB	Output is correct
99	Correct	61 ms	98072 KB	Output is correct
100	Correct	66 ms	100276 KB	Output is correct
101	Correct	62 ms	101824 KB	Output is correct
102	Correct	62 ms	104012 KB	Output is correct

답안 #49039

Compilation message

Subtask #1 7.0 / 7.0

Subtask #2 13.0 / 13.0

Subtask #3 10.0 / 10.0

Subtask #4 25.0 / 25.0

Subtask #5 45.0 / 45.0

Subtask #1
7.0 / 7.0

Subtask #2
13.0 / 13.0

Subtask #3
10.0 / 10.0

Subtask #4
25.0 / 25.0

Subtask #5
45.0 / 45.0